code: def _sqrtm_rot(ctx, A, _may_rotate):
      # If the iteration fails to converge, cheat by performing
      # a rotation by a complex number
      u = ctx.j**0.3
      return ctx.sqrtm(u * A, _may_rotate) / ctx.sqrt(u)
  
file_path: catboost/contrib/python/mpmath/py3/mpmath/matrices/calculus.py
imports: from ..libmp.backend import xrange
label_desc: Use image node_id 5 for calling the MatrixCalculusMethods obj's underlying member method code with example usage: obj._sqrtm_rot(ctx, A, _may_rotate) and returns: unknown